Home / 226,422.14-312,465.78-124,457.02

Finding the Fourth Proportional to 226,422.14, 312,465.78 and 124,457.02

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Solution

The fourth proportional to 226,422.14, 312,465.78 and 124,457.02 is: 171,752.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,422.14 : 312,465.78 = 124,457.02 : x
  2. Step 2: Convert to fraction form
    226,422.14/312,465.78 = 124,457.02/x
  3. Step 3: Cross multiply
    226,422.14x = 312,465.78 × 124,457.02
  4. Step 4: Simplify right side
    226,422.14x = 38,888,559,830.78
  5. Step 5: Solve for x
    x = 38,888,559,830.78/226,422.14
  6. Step 6: Final answer
    x = 171,752.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.